[INFO] cloning repository https://github.com/konkitoman/ref-kman [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/konkitoman/ref-kman" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fkonkitoman%2Fref-kman", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fkonkitoman%2Fref-kman'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 0859859a97d0c3df7b57b318d5f2ba25dd87a6e0 [INFO] checking konkitoman/ref-kman against master#3cdcdaf31b45f8045164aae9604573d23091970b for pr-122267 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fkonkitoman%2Fref-kman" "/workspace/builds/worker-0-tc1/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-0-tc1/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/konkitoman/ref-kman on toolchain 3cdcdaf31b45f8045164aae9604573d23091970b [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+3cdcdaf31b45f8045164aae9604573d23091970b" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/konkitoman/ref-kman [INFO] removed 0 missing examples [INFO] finished tweaking git repo https://github.com/konkitoman/ref-kman [INFO] tweaked toml for git repo https://github.com/konkitoman/ref-kman written to /workspace/builds/worker-0-tc1/source/Cargo.toml [INFO] crate git repo https://github.com/konkitoman/ref-kman already has a lockfile, it will not be regenerated [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+3cdcdaf31b45f8045164aae9604573d23091970b" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] warning: unused manifest key: package.author [INFO] [stderr] Blocking waiting for file lock on package cache [ERROR] error running command: no output for 300 seconds [ERROR] this task or one of its parent failed! [ERROR] no output for 300 seconds [ERROR] note: run with `RUST_BACKTRACE=1` to display a backtrace. [INFO] checking konkitoman/ref-kman against try#05804f728f276cf7ecedbf71c814df440d37f293 for pr-122267 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fkonkitoman%2Fref-kman" "/workspace/builds/worker-0-tc2/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-0-tc2/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/konkitoman/ref-kman on toolchain 05804f728f276cf7ecedbf71c814df440d37f293 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+05804f728f276cf7ecedbf71c814df440d37f293" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/konkitoman/ref-kman [INFO] removed 0 missing examples [INFO] finished tweaking git repo https://github.com/konkitoman/ref-kman [INFO] tweaked toml for git repo https://github.com/konkitoman/ref-kman written to /workspace/builds/worker-0-tc2/source/Cargo.toml [INFO] crate git repo https://github.com/konkitoman/ref-kman already has a lockfile, it will not be regenerated [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+05804f728f276cf7ecedbf71c814df440d37f293" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] warning: unused manifest key: package.author [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Updating crates.io index [INFO] [stderr] Blocking waiting for file lock on package cache [ERROR] error running command: no output for 300 seconds [INFO] checking konkitoman/ref-kman against try#05804f728f276cf7ecedbf71c814df440d37f293 for pr-122267 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fkonkitoman%2Fref-kman" "/workspace/builds/worker-0-tc2/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-0-tc2/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/konkitoman/ref-kman on toolchain 05804f728f276cf7ecedbf71c814df440d37f293 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+05804f728f276cf7ecedbf71c814df440d37f293" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/konkitoman/ref-kman [INFO] removed 0 missing examples [INFO] finished tweaking git repo https://github.com/konkitoman/ref-kman [INFO] tweaked toml for git repo https://github.com/konkitoman/ref-kman written to /workspace/builds/worker-0-tc2/source/Cargo.toml [INFO] crate git repo https://github.com/konkitoman/ref-kman already has a lockfile, it will not be regenerated [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+05804f728f276cf7ecedbf71c814df440d37f293" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] warning: unused manifest key: package.author [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded atomic-wait v1.0.1 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+05804f728f276cf7ecedbf71c814df440d37f293" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] d4049778f858359d078ec9c5153aec7763b3d3f82f08111feaa8978a82fea533 [INFO] running `Command { std: "docker" "start" "-a" "d4049778f858359d078ec9c5153aec7763b3d3f82f08111feaa8978a82fea533", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "d4049778f858359d078ec9c5153aec7763b3d3f82f08111feaa8978a82fea533", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "d4049778f858359d078ec9c5153aec7763b3d3f82f08111feaa8978a82fea533", kill_on_drop: false }` [INFO] [stdout] d4049778f858359d078ec9c5153aec7763b3d3f82f08111feaa8978a82fea533 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+05804f728f276cf7ecedbf71c814df440d37f293" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 273c98e8e042e375d58f7efa285c7951a39a39fbe2a4b4bb763370a5e6fbe5ee [INFO] running `Command { std: "docker" "start" "-a" "273c98e8e042e375d58f7efa285c7951a39a39fbe2a4b4bb763370a5e6fbe5ee", kill_on_drop: false }` [INFO] [stderr] warning: unused manifest key: package.author [INFO] [stderr] Compiling libc v0.2.134 [INFO] [stderr] Checking atomic-wait v1.0.1 [INFO] [stderr] Checking ref-kman v0.0.2 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused doc comment [INFO] [stdout] --> examples/with_closure.rs:6:5 [INFO] [stdout] | [INFO] [stdout] 6 | /// in this scope can be modificated [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] 7 | / data.mut_scope(|data| { [INFO] [stdout] 8 | | *data = 21; [INFO] [stdout] 9 | | }); [INFO] [stdout] | |______- rustdoc does not generate documentation for expressions [INFO] [stdout] | [INFO] [stdout] = help: use `//` for a plain comment [INFO] [stdout] = note: `#[warn(unused_doc_comments)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused doc comment [INFO] [stdout] --> examples/with_closure.rs:15:5 [INFO] [stdout] | [INFO] [stdout] 15 | /// if you want to move a variabile to closure you need to make a other variabile a reference and put that [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] 16 | let tmp_a = &a; [INFO] [stdout] | --------------- rustdoc does not generate documentation for statements [INFO] [stdout] | [INFO] [stdout] = help: use `//` for a plain comment [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused doc comment [INFO] [stdout] --> examples/with_closure.rs:17:5 [INFO] [stdout] | [INFO] [stdout] 17 | ///move is to move the tmp_a to closure, this is why you dont want to move the original value because will be droped when closure ends! [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] 18 | / data.mut_scope(move |data| { [INFO] [stdout] 19 | | let a = tmp_a; [INFO] [stdout] 20 | | *data = *a; [INFO] [stdout] 21 | | }); [INFO] [stdout] | |______- rustdoc does not generate documentation for expressions [INFO] [stdout] | [INFO] [stdout] = help: use `//` for a plain comment [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 3 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.91s [INFO] running `Command { std: "docker" "inspect" "273c98e8e042e375d58f7efa285c7951a39a39fbe2a4b4bb763370a5e6fbe5ee", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "273c98e8e042e375d58f7efa285c7951a39a39fbe2a4b4bb763370a5e6fbe5ee", kill_on_drop: false }` [INFO] [stdout] 273c98e8e042e375d58f7efa285c7951a39a39fbe2a4b4bb763370a5e6fbe5ee